题目内容

脱式计算,怎样简便就怎样算.
101×
99
102
(4
5
6
-3
3
4
)÷(
3
14
+
2
7
)
(0.92+
2
25
)÷(4-2
7
9
)
36×(
2
3
+
1
6
-
3
4
)
13
8
×
3
7
+
3
8
×
3
7
4
9
÷〔
5
6
-(
1
6
+
1
3
)〕
(1)101×
99
102

=(102-1)×
99
102

=102×
99
102
-
99
102

=99-
99
102

=98
1
34


(2)(4
5
6
-3
3
4
)÷(
3
14
+
2
7
)
=1
1
12
÷
7
14

=
13
12
×2

=
13
6
;

(3)(0.92+
2
25
)÷(4-2
7
9
)
=(
23
25
+
2
25
)÷1
2
9

=1×
9
11

=
9
11
;

(4)36×(
2
3
+
1
6
-
3
4
)
=36×
2
3
+36×
1
6
-36×
3
4

=24+6-27
=3;

(5)
13
8
×
3
7
+
3
8
×
3
7

=
3
7
×(
13
8
+
3
8
)

=
3
7
×2

=
6
7
;

(6)
4
9
÷〔
5
6
-(
1
6
+
1
3
)〕
=
4
9
÷(
5
6
-
1
6
-
1
3
)

=
4
9
÷
1
3

=
4
9
×3

=
4
3
.
练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网